1332864 has 96 divisors (see below), whose sum is σ = 4176900. Its totient is φ = 405504.

The previous prime is 1332853. The next prime is 1332893. The reversal of 1332864 is 4682331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1166400 + 166464 = 1080^2 + 408^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14932 + ... + 15020.

2^1332864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1332864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2088450).

1332864 is an abundant number, since it is smaller than the sum of its proper divisors (2844036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1332864 is a wasteful number, since it uses less digits than its factorization.

1332864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 107 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1332864 is about 1154.4972931973. The cubic root of 1332864 is about 110.0513259099.

The spelling of 1332864 in words is "one million, three hundred thirty-two thousand, eight hundred sixty-four".